18386488328

Names of 18386488328

• Cardinal: 18386488328 can be written as Eighteen billion, three hundred eighty-six million, four hundred eighty-eight thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8386488328 × 10¹⁰

Factors of 18386488328

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3147

Divisors of 18386488328

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 13 19 23 26 38 46 52 76 92 104 137 152 184 247 274 299 437 494 548 598 874 988 1096 1196 1748 1781 1976 2392 2603 2953 3151 3496 3562 5206 5681 5906 6302 7124 10412 11362 11812 12604 14248 20824 22724 23624 25208 33839 38389 40963 45448 56107 59869 67678 67919 76778 81926 112214 119738 135356 135838 153556 163852 224428 239476 270712 271676 307112 327704 404561 448856 478952 543352 729391 778297 809122 882947 1290461 1458782 1556594 1618244 1765894 2580922 2917564 3113188 3236488 3531788 5161844 5259293 5835128 6226376 7063576 7686659 9304903 10323688 10518586 15373318 16775993 18609806 21037172 30746636 33551986 37219612 42074344 61493272 67103972 74439224 99926567 120963739 134207944 176793157 199853134 241927478 353586314 399706268 483854956 707172628 799412536 967709912 1414345256 2298311041 4596622082 9193244164 18386488328
• Sum of all divisors σ(n): 41091321600
• Sum of proper divisors (its aliquot sum) s(n): 22704833272
• 18386488328 is an abundant number, because the sum of its proper divisors (22704833272) is greater than itself. Its abundance is 4318344944

Bases of 18386488328

• Binary: 10001000111111010111000110000001000₂
• Hexadecimal: 0x447EB8C08
• Base-36: 8G2U96W

Squares and roots of 18386488328

• 18386488328 squared (18386488328²) is 338062953035680235584
• 18386488328 cubed (18386488328³) is 6215790540119746819105506263552
• The square root of 18386488328 is 135596.7858321133
• The cube root of 18386488328 is 2639.3658719523

Scales and comparisons

• 18,386,488,328 seconds is equal to 584 years, 32 weeks, 6 days, 13 hours, 52 minutes, 8 seconds.
• To count from 1 to 18,386,488,328 would take you about one thousand, one hundred sixty-nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 18386488328 cubic inches would be around 219.9 feet tall.

Recreational maths with 18386488328

• 18386488328 backwards is 82388468381
• The number of decimal digits it has is: 11
• The sum of 18386488328's digits is 59
• More coming soon!